<!--
 * @Description: react
 * @Author: charles
 * @Date: 2021-11-08 16:13:26
 * @LastEditors: charles
 * @LastEditTime: 2021-11-08 17:02:04
-->
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>react</title>
  <script src="https://cdn.bootcdn.net/ajax/libs/react/17.0.2/umd/react.production.min.js"></script>
  <script src="https://cdn.bootcdn.net/ajax/libs/react-dom/17.0.2/umd/react-dom.production.min.js"></script>
  <script src="https://cdn.bootcss.com/babel-standalone/6.26.0/babel.min.js"></script>
  <script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
</head>
<body>
  <div id="app"></div>
  <script type="text/babel">
    // 组件
    class App extends React.Component {
      constructor(props){
        super(props);
        this.state = {
          resp:{}
        }
      }

      componentDidMount(){
        this.loadArticles();
      }

      loadArticles(){
        let url = "http://121.199.29.84:8002/index/pageQueryArticles"
        axios.get(url,{
          params:{
            page:1,
            pageSize:10,
          }
        }).then(resp=>{
          this.setState({
            resp:resp.data
          })
        })
      }

      render(){
        let {status,message,data} = this.state.resp;
        let content ;

        if(status == 200){
          content = 
            <ul>
              {
                data.list.map(item => {
                  return <li key={item.id}>{item.title} <button>删除</button> </li>
                })
              }
            </ul>
        } else {
          content = <div>{message}</div>
        }

        return (
          <div>
            <h2>资讯管理</h2>  
            <div>
              {content}
            </div>
          </div>
        )
      }
    }
    // 渲染
    ReactDOM.render(<App/>,document.getElementById('app'))


  </script>
</body>
</html>
